JPH03130531U - - Google Patents
Info
- Publication number
- JPH03130531U JPH03130531U JP3921290U JP3921290U JPH03130531U JP H03130531 U JPH03130531 U JP H03130531U JP 3921290 U JP3921290 U JP 3921290U JP 3921290 U JP3921290 U JP 3921290U JP H03130531 U JPH03130531 U JP H03130531U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- detection sensor
- temperature detection
- protective material
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図は本考案実施例センサの概略図である。
１……光フアイバコード、１１……光フアイバ
心線、２……芯、３……管、４……充填材。
FIG. 1 is a schematic diagram of a sensor according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Optical fiber cord, 11... Optical fiber core wire, 2... Core, 3... Tube, 4... Filling material.
Claims (1)
方散乱光を検出することによつて光フアイバ各部
の温度測定を行なう温度検出用センサにおいて、
前記光フアイバの少くとも距離分解能以上の長さ
を、棒状の芯の上に螺旋状に巻き、これを保護材
料で外装したことを特徴とする温度検出用センサ
。 (2) 保護材料が金属管とその内部を充填する充
填材より構成されたことを特徴とする請求項(1)
記載の温度検出用センサ。[Scope of Claim for Utility Model Registration] (1) In a temperature detection sensor that measures the temperature of each part of an optical fiber by entering light from one end of the optical fiber and detecting the backscattered light,
A temperature detection sensor characterized in that the optical fiber is spirally wound around a rod-shaped core to a length that is at least longer than the distance resolution, and the optical fiber is covered with a protective material. (2) Claim (1) characterized in that the protective material is composed of a metal tube and a filler filling the inside thereof.
The temperature detection sensor described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3921290U JPH03130531U (en) | 1990-04-11 | 1990-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3921290U JPH03130531U (en) | 1990-04-11 | 1990-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130531U true JPH03130531U (en) | 1991-12-27 |
Family
ID=31547919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3921290U Pending JPH03130531U (en) | 1990-04-11 | 1990-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130531U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009192250A (en) * | 2008-02-12 | 2009-08-27 | Fujikura Ltd | Optical fiber sensor cable |
| WO2010056353A2 (en) * | 2008-11-17 | 2010-05-20 | SensorTran, Inc | High spatial resolution fiber optic temperature sensor |
| JP2016138824A (en) * | 2015-01-28 | 2016-08-04 | 株式会社日立製作所 | Optical fiber water level measurement device and water level measurement method |
-
1990
- 1990-04-11 JP JP3921290U patent/JPH03130531U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009192250A (en) * | 2008-02-12 | 2009-08-27 | Fujikura Ltd | Optical fiber sensor cable |
| WO2010056353A2 (en) * | 2008-11-17 | 2010-05-20 | SensorTran, Inc | High spatial resolution fiber optic temperature sensor |
| WO2010056353A3 (en) * | 2008-11-17 | 2010-08-19 | SensorTran, Inc | High spatial resolution fiber optic temperature sensor |
| US20120010846A1 (en) * | 2008-11-17 | 2012-01-12 | Park Brian | High spatial resolution fiber optic temperature sensor |
| US8630816B2 (en) * | 2008-11-17 | 2014-01-14 | Sensortran, Inc. | High spatial resolution fiber optic temperature sensor |
| JP2016138824A (en) * | 2015-01-28 | 2016-08-04 | 株式会社日立製作所 | Optical fiber water level measurement device and water level measurement method |
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